Influence of hydrophilic polymers based on polyvinyl alcohol and starch on physiсo-mechanical properties of thermal insulation materials - Urkimbaeva, Perizat; Bakytzhanuly, Bauyrzhan; Dilmukhambetov, Yesen; Mamutova, Alua; Kenessova, Zarina (Chemical Bulletin of Kazakh National University, 2020)